{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "267513738",
    "entityType": "User",
    "nonce": "0x7d905ba59027c00731bbf413dc594c03e25603ae18b30eb39f8955b9c3bd73c4",
    "signature": "0x55af38a3a41acb18c14516ce4c2ffa66a5ce85cbbd5459f3a3eaf1f08bd109db7c15c16904882938c5ca293f8c1e012ccfe78be65d7aab317f6afc1dfe919fce1b",
    "signer": "0xa22176a11BF6703EFe39D488aA7cC06aa781C44A",
    "userId": "633924738"
  }
}